Home / 55,776.59-83,647.14-18,328.04

Finding the Fourth Proportional to 55,776.59, 83,647.14 and 18,328.04

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Solution

The fourth proportional to 55,776.59, 83,647.14 and 18,328.04 is: 27,486.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,776.59 : 83,647.14 = 18,328.04 : x
  2. Step 2: Convert to fraction form
    55,776.59/83,647.14 = 18,328.04/x
  3. Step 3: Cross multiply
    55,776.59x = 83,647.14 × 18,328.04
  4. Step 4: Simplify right side
    55,776.59x = 1,533,088,127.81
  5. Step 5: Solve for x
    x = 1,533,088,127.81/55,776.59
  6. Step 6: Final answer
    x = 27,486.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.